DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PROVINCE OF ILOCOS SUR Award a ₱4.4M contract to MAPLE LEAF ENGINEERING AND CONSTRUCTIONProvinces
Transaction hash:
b68fcdb0176f9030d25f4490cf13c236a9ee41d3b241b44726449dcd9b21117d
Status:
Included and unchanged
Block:
#5,031 982 blocks after it
Position in block:
Transaction 161 of 227
Award day:
Jan 9, 2023 (3 yrs 10 mo ago)
Value:
₱4,394,230.85
Project:
Construction Projects
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,031 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF ILOCOS SUR awarded it to MAPLE LEAF ENGINEERING AND CONSTRUCTION on 2023-01-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Ilocos Sur gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored b68fcdb017…21117dnow …
- 2. Block Merkle root changedstored 4797a29775…a98437now …
- 3. Block #5031 hash changedstored ba63b93e66…fc08a5now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 226 records. Each step hashes the current value together with the sibling shown.
- leaf b68fcdb0176f9030d25f4490cf13c236a9ee41d3b241b44726449dcd9b21117d
- 01 L b56f69a9e4e643e3625ea4417637ac2231bf6ba381f474d2e8e4dcd6f4094409
- 02 R 4312179b00332182605c1cc7983ed0b91444bf000ca282938af8a0db2e68d5a9
- 03 R 2daa88f5ac90255f47d74dee004cbf52877424e8b722cb1374ee205709994d03
- 04 R 17c504e7520b229ef7872634bf5e5d74230201f1e203f437d0fe43f52d1adafa
- 05 R d11a82b695b2c4d1009d8cce63c40f504e5a6248e8f33022e62e6f20c6c2af18
- 06 L 82cbb778eee8f4d0a6055a0ff71c5bf8b3e66bec63759a5ebf047563c052e5ed
- 07 R af2d606a37d48d1b2308c52c2cc3685c8d1ce75eda7dcb3c9721c6e94c7c1b86
- 08 L 5e5a3a47240df7311041a7523009a336fe96e165783d394f25f8d864c8ca2bb0
- root 4797a29775380a4efe79f1a040dad8b6bda34186aa9d3ad22edb7f3b1da98437